bill clinton ushering in more than just a second term. the first to be carried on that thing called the internet. >> i, william jefferson clinton. >> reporter: and president obama with the first lady by his side again after already making history four years ago in front of nearly 2 million spectators. david muir, abc news, washington. >> he'll be the first democrat in more than 75 years to get a majority of the popular vote twice. only five other presidents have done that in all u.s. history. i love the trivia behind inauguration. it's interesting to go back in the file that day. fascinating day for the obamas and for the country. so keep it here on abc news throughout this very big day. we'll be back. ev...direction for my life..... ...through my accomplishments... ...and now, with help... ...and support from my family and others, i own... i own my recovery... ...from addiction and depression. jojoin the voices for recovery. it's worth it. for information on mental and substance use disorder including prevention and treatmenreferral, cal